Air conditioner



FIG. 1 is a perspective view of an air conditioner of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a left-side view thereof; and,

FIG. 7 is a right-side view thereof. 

CLAIM The ornamental design for an air conditioner, as shown and described. 